CN102201687A - 充电装置 - Google Patents
充电装置 Download PDFInfo
- Publication number
- CN102201687A CN102201687A CN2011100809559A CN201110080955A CN102201687A CN 102201687 A CN102201687 A CN 102201687A CN 2011100809559 A CN2011100809559 A CN 2011100809559A CN 201110080955 A CN201110080955 A CN 201110080955A CN 102201687 A CN102201687 A CN 102201687A
- Authority
- CN
- China
- Prior art keywords
- higher limit
- power source
- situation
- external power
- charging
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
- B60L53/18—Cables specially adapted for charging electric vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
- B60L53/65—Monitoring or controlling charging stations involving identification of vehicles or their battery types
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
- B60L58/21—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having the same nominal voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00309—Overheat or overtemperature protection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/10—Vehicle control parameters
- B60L2240/36—Temperature of vehicle components or parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/52—Drive Train control parameters related to converters
- B60L2240/527—Voltage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/52—Drive Train control parameters related to converters
- B60L2240/529—Current
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/14—Details associated with the interoperability, e.g. vehicle recognition, authentication, identification or billing
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
本发明涉及一种充电装置,其确保充电时的安全性,同时使蓄电池持续充电。在使用外部电源(AC100V)对电动汽车的蓄电池进行充电时,电动汽车和外部电源之间经由充电电缆连接。在进行这样的充电时,判定来自于外部电源的输入电压Vi是否大于或等于95V(步骤S1)。在输入电压Vi小于95V的情况下,也就是在充电电缆的电压降大的情况下,因为担心在充电电缆中的配线电阻增大,所以降低向蓄电池输出的输出功率Po的上限值Pmax(步骤S14、S16、S17)。由此,可以限制从外部电源获取的功率,并可以抑制充电电缆过度发热,确保安全性。另外,在担心配线电阻增大的情况下,因为限制了输出功率Po,所以可以持续对蓄电池进行充电。
Description
技术领域
本发明涉及一种与外部电源相连接使用的充电装置。
背景技术
近年来,正在进行将电动机作为动力源的电动汽车的开发。在这种电动汽车上,搭载蓄电池等蓄电装置的同时,也搭载充电装置,外部电源和电动汽车之间通过充电电缆相连接,由此可以通过外部电源对蓄电装置进行充电。另外,在将发动机和电动机作为动力源的混合型电动汽车中,也正在进行可以使用外部电源对蓄电装置进行充电的所谓插电式的车辆的开发(例如,参照专利文献1)。
专利文献1:日本特开2009-22061号公报
发明内容
但是,在电动汽车上搭载的蓄电装置的多数是电阻低而且容量大,在充电时,可以由外部电源提供大的电流。因此,作为与外部电源相连接的充电电缆,从防止充电电缆过度发热的观点出发,需要使用配线电阻小的充电电缆。但是,考虑到有些使用人员经由卷线盘将外部电源和充电电缆连接,这样的行为会成为提高输入侧的配电电阻的主要因素。因此,在当前的充电装置中,在确认充电电缆过度温度上升的情况下,从确保安全性的观点出发,一般采取使充电停止的措施。但是,因为对搭载在电动汽车上的蓄电装置充电是需要时间的,所以单纯使充电停止会导致蓄电装置的充电不足,从而成为降低电动汽车的方便性的主要因素。
本发明的目的在于在确保充电时的安全性的同时对蓄电装置进行充电。
本发明的充电装置是一种与外部电源相连接而使用,利用所述外部电源对蓄电装置进行充电的充电装置,其特征在于,具有:电压检测单元,其检测从所述外部电源输入的输入电压;功率控制单元,其在所述输入电压小于预定的下限值的情况下,降低向所述蓄电装置输出的输出功率的上限值。
本发明的充电装置,其特征在于,所述功率控制单元在所述输入电压大于所述下限值超过预定时间的情况下,提高所述输出功率的所述上限值。
本发明的充电装置,其特征在于,所述蓄电装置是在电动汽车上搭载的蓄电装置。
发明的效果
根据本发明,在来自于外部电源的输入电压小于下限值的情况下,降低向蓄电装置输出的输出功率的上限值。由此,因为在怀疑输入侧的配线电压上升的状况下,可以降低从外部电源获取的输入功率,所以可以抑制输入侧的发热,同时可以持续对蓄电装置进行充电。
附图说明
图1是表示电动汽车的构成的概略图。
图2是表示电动汽车的充电状况的一个例子的说明图。
图3是表示切换输出功率的上限值的功率限制处理顺序的流程图。
图4是表示功率限制处理的概要的说明图。
图5(a)是表示将上限值设定为1000W时的连接线路上的发热状况的一个例子的说明图,(b)是表示将上限值设定为600W时的连接线路上的发热状况的一个例子的说明图。
具体实施方式
以下,参照附图对本发明的实施方式进行详细地说明。图1是表示电动汽车10的构成的概略图。在该电动汽车10上搭载作为本发明的一个实施方式的充电装置11。如图1所示,电动汽车10具有电动发电机12,该电动发电机12经由驱动轴13与驱动轮14相连结。另外,电动汽车10具有作为蓄电装置的蓄电池15,该蓄电池15经由逆变器16与电动发电机12相连接。此外,在连接蓄电池15和逆变器16的通电导线17、18上设有主继电器19。
为了使用外部电源(例如AC100V)20对蓄电池15进行充电,在电动汽车10上设有用来连接充电电缆21的充电口22。另外,在电动汽车10上搭载将来自于外部电源20的供给功率转换成充电功率的充电装置11。在充电装置11的输入侧,经由输入导线23、24与充电口22连接,在充电装置11的输出侧,经由输出导线25、26与通电导线17、18连接。另外,充电装置11具有由整流电路、变压器、开关电路等构成的功率转换部27,低电压的交流电流经由该功率转换部27被转换成高电压的直流电流。而且,充电装置11具有由微型计算机等构成的控制部28,功率转换部27基于该控制部28输出的控制信号被控制。另外,充电装置11中还设有对输入导线23、24的电压进行检测的电压传感器30、对输出导线25、26的电流进行检测的电流传感器31、以及对输出导线25、26的电压进行检测的电压传感器32。而且,来自于各传感器30~32的电压信号及电流信号均被发送至控制部28。
另外,在电动汽车10上设有对逆变器16进行控制的电动机控制单元33、对蓄电池15进行控制的蓄电池控制单元34等。而且,在电动汽车10内还构筑了通信网络35,充电装置11、电动机控制单元33、蓄电池控制单元34等经由该通信网络35被相互连接起来。
图2是表示电动汽车10的充电状况的一个例子的说明图。首先,如图1所示,对电动汽车10的蓄电池15进行充电时,外部电源20和电动汽车10之间经由充电电缆21被连接起来。但是,作为连接外部电源20和电动汽车10的充电电缆21,从防止充电电缆21过度发热的观点出发,需要使用配线电阻小的充电电缆21。但是,对外部电源20和电动汽车10之间的连接线路40来说,不只是使用满足一定品质基准的充电电缆21,还要考虑到有些使用人员使用配线电阻大的充电电缆,或如图2所示,除了充电电缆21之外还使用卷线盘41。这样,因为外部电源20和电动汽车10之间的连接线路40有可能具有极大的配线电阻,所以在检测连接线路40的发热状况的同时,需要对应这种发热状况而使充电停止。但是,因为连接线路40由各种电缆等构成,所以对连接线路40的发热状况进行检测是极其困难的。另外,对应连接线路40的发热状况而单纯使充电停止,会导致蓄电池15的充电不足,成为降低电动汽车10的方便性的主要因素。
因此,起到功率控制单元功能的控制部28,基于从外部电源20向充电装置11输入的输入电压Vi,通过对从充电装置11向蓄电池15输出的输出功率Po的上限值Pmax进行切换,而在持续对蓄电池15进行充电的同时,防止连接线路40过度发热。此外,控制部28从作为电压检测单元的电压传感器30中获取输入电压Vi。另外,控制部28在从电流传感器31中获取输出电流Io的同时,从电压传感器32中获取输出电压Vo,控制部28基于这些检测值计算输出功率Po。另外,在以下的说明中,虽然将输出功率Po的上限值Pmax设定为400W、600W、800W、1000W这4个等级,但并不限定于此,也可以将上限值Pmax设定为小于或等于3个等级,或也可以将上限值Pmax设定为大于或等于5个等级。
在这里,图3表示的是对输出功率Po的上限值Pmax进行切换的功率限制处理的顺序的流程图。另外,图4是表示功率限制处理的概要的说明图。此外,在图3中示出的功率限制处理是每隔预定周期(例如100msec)执行的。如图3所示,在步骤S1中,为了判定连接线路40的配线电阻,判定向充电装置11输入的输入电压Vi是否大于或等于作为下限值Vmin的95V。即,在输入电压Vi大于或等于95V的情况下,因为连接线路40的电压降小,所以判定为配线电阻小于预定的容许值的正常状态。另一方面,在输入电压Vi小于95V的情况下,因为连接线路40的电压降大,所以判定为配线电阻大于预定的容许值的异常状态。此外,虽然将输入电压Vi的下限值Vmin设定为95V,但并不限定于此值。
在步骤S1中,在判定输入电压Vi大于或等于95V的情况下,因为是输入电压Vi的电压降小的正常状态,所以从步骤S2开始对提高上限值Pmax进行判定。在步骤S2中判定现在的上限值Pmax是否为最大的1000W。在步骤S2中,在判定上限值Pmax为1000W的情况下,维持1000W的上限值Pmax,并退出程序。另一方面,在步骤S2中,在判定上限值Pmax不为1000W的情况下,进入步骤S3,并执行正常计数器COK的计数处理。接着在步骤S4中,判定正常计数器COK是否小于或等于预定值C1。在步骤S4中,在判定正常计数器COK小于或等于预定值C1的情况下,维持现在的上限值Pmax,并退出程序。另一方面,在步骤S4中,在判定正常计数器COK大于预定值C1的情况下,进入步骤S5,执行正常计数器COK的重置处理。此外,预定值C1被设定为相当于1分钟的时间内的计数值,在输入电压Vi大于或等于95V的正常状态持续1分钟的情况下,允许进入步骤S5。
并且,在步骤S5中,如果执行正常计数器COK的重置处理,则进入步骤S6,判定现在的上限值Pmax是否为400W。在步骤S6中,在判定上限值Pmax为400W的情况下,进入步骤S7,将上限值Pmax由400W提高到600W之后退出程序。另一方面,在步骤S6中,在判定上限值Pmax不为400W的情况下,进入步骤S8,判定现在的上限值Pmax是否为600W。在步骤S8中,在判定上限值Pmax为600W的情况下,进入步骤S9,将上限值Pmax由600W提高到800W之后退出程序。另一方面,在步骤S8中,在判定上限值Pmax不为600W的情况下,即,在现在的上限值Pmax为800W的情况下,进入步骤S10,将上限值Pmax由800W提高到1000W之后退出程序。
另一方面,在步骤S1中,在判定输入电压Vi不足95V的情况下,因为是输入电压Vi的电压降大的异常状态,所以从步骤S11开始对降低上限值Pmax进行判定。在步骤S11中,执行异常计数器CNG的计数处理,接着在步骤S12中,判定异常计数器CNG是否小于预定值C2。在步骤S12中,在判定异常计数器CNG小于预定值C2的情况下,维持现在的上限值Pmax,并退出程序。另一方面,在步骤S12中,在判定异常计数器CNG大于或等于预定值C2的情况下,进入步骤S13,判定现在的上限值Pmax是否为1000W。此外,作为预定值C2,例如被设定为5,在输入电压Vi小于95V的异常状态被检测出5次的情况下,允许进入步骤S13。即,在功率限制处理的执行周期为100msec的情况下,在输入电压Vi小于95V的异常状态持续0.5秒时进入步骤S13。
并且,在步骤S13中,在判定上限值Pmax为1000W的情况下,进入步骤S14,将上限值Pmax由1000W降低到800W之后退出程序。另一方面,在步骤S13中,在判定上限值Pmax不为1000W的情况下,进入步骤S15,判定现在的上限值Pmax是否为800W。在步骤S15中,在判定上限值Pmax为800W的情况下,进入步骤S16,将上限值由800W降低到600W之后退出程序。另一方面,在步骤S15中,在判定上限值Pmax不为800W的情况下,即在现在的上限值Pmax为600W的情况下,进入步骤S17,将上限值Pmax由600W降低到400W之后退出程序。
即,如图4所示,在向充电装置11输入的输入电压Vi小于95V的异常状态被检测出5次的情况下,将从充电装置11向蓄电池15输出的输出功率Po的上限值Pmax降低1个等级。这样,在怀疑连接线路40的配线电阻上升的异常状态下,因为将输出功率Po的上限值Pmax降低,所以可以限制从外部电源20经由连接线路40获取的功率,并可以抑制连接线路40的发热量。另一方面,在向充电装置11输入的输入电压Vi大于或等于95V的正常状态持续1分钟的情况下,将从充电装置11向蓄电池15输出的输出功率Po的上限值Pmax提高1个等级。这样,在连接线路40的配线电阻小的正常状态下,输出功率Po的上限值Pmax被提高。
在这里,图5(a)表示的是将上限值Pmax设定为1000W时的连接线路40的发热状况的一个例子的说明图,图5(b)表示的是将上限值Pmax设定为600W时的连接线路40的发热状况的一个例子的说明图。此外,在图5中,为了容易理解而将充电装置11的转换功率作为100%。如图5(a)所示,在向蓄电池15输出的输出功率Po为1000W、即从外部电源20获取的输入功率Pi为1000W、且向充电装置11输入的输入电压Vi为90V的情况下,在连接线路40中流过的输入电流Ii约为11.1A(=1000W/90V)。这时,因为连接线路40的电压下降量为10V(=100V-90V),所以连接线路40的发热量约为111W(=11.1A×10V)。在从这种状态将上限值Pmax降低为600W而将输出功率Po限制为600W的情况下,因为输入功率Pi也降低至600W,所以随着输入电压Vi恢复,输入电流Ii降低。这样,如果假设通过将输出功率Po限制为600W而使输入电压Vi恢复到96V,则输入电流Ii约降低至4.2A(=600W/96V)。这时,因为连接线路40的电压下降量为4V(=100V-96V),所以连接线路40的发热量约降低至16.8W(=4.2A×4V)。
这样,在因为输入电压Vi大大降低而怀疑连接线路40的配线电阻上升的情况下,将输出功率Po的上限值Pmax降低。由此,可以限制从外部电源20获取的输入功率Pi,并可以降低连接线路40的发热量。另外,即使在输出功率Po的上限值Pmax被降低的情况下,如果输入电压Vi恢复到正常范围,也将输出功率Po的上限值Pmax提高。由此,即使在输入电压Vi由于与外部电源20相连接的其它电气负载的原因而暂时降低的情况下,也可以随着输入电压Vi的恢复而使输出功率Po恢复。
如上所述,因为基于输入电压Vi而使上限值Pmax增减,所以在不导致连接线路40过度发热的范围内,可以最大限度地确保从外部电源20的输入功率Pi。由此,在确保充电时的安全性的同时可以尽早地对蓄电池15进行充电,可以避免蓄电池15的充电不足,提高电动汽车10的方便性。而且,在将上限值Pmax降低时,只要输入电压Vi的异常状态被检测出预定次数(例如5次),就马上降低上限值Pmax。另一方面,在降低上限值Pmax时,确认输入电压Vi的正常状态持续经过预定时间(例如1分钟)之后,慎重地提高上限值Pmax。由此,可以提高充电时的安全性。
本发明并不限定于上述的实施方式,当然可以在不脱离其要点的范围内做各种改变。在上述的说明中,虽然将输出功率Po的上限值Pmax降低至400W,但并不限于此,也可以将上限值Pmax降低至0W而使充电停止。另外,虽然预先设定输出功率Po的上限值Pmax,但并不限于此,也可以基于输入电压Vi而计算出上限值Pmax。而且,在上述的说明中,虽然在输入电压Vi降低的异常状态被检测出5次的情况下将上限值Pmax降低,但并不限于此,也可以在异常状态被检测出1次的情况下将上限值Pmax降低。
另外,虽然图示的电动汽车10是作为动力源只具有电动发电机12的电动汽车,但也可以是将电动发电机和发动机作为动力源的混合型电动汽车。而且,虽然将充电装置11搭载在电动汽车10上,但并不限于此,本发明也可以应用于独立设置的充电装置。而且,作为蓄电装置,虽然使用锂离子二次电池或镍氢二次电池等的蓄电池15,但并不限于此,作为蓄电装置,也可以使用锂离子电容器或双电荷层电容器等的电容器。而且,虽然充电装置11对电动汽车10的蓄电池15进行充电,但本发明也可以应用于对其它的电气设备的蓄电装置进行充电的充电装置。而且,虽然在上述的说明中使用AC100V的商用电源作为外部电源20,但并不仅限于此,也可以使用AC200V的商用电源作为外部电源。另外,作为外部电源,也可以使用太阳电池板、风力发电机、燃料电池、蓄电体等。
Claims (3)
1.一种充电装置,其与外部电源相连接而使用,利用所述外部电源对蓄电装置进行充电,其特征在于,具有:
电压检测单元,其检测从所述外部电源输入的输入电压;
功率控制单元,其在所述输入电压小于预定的下限值的情况下,降低向所述蓄电装置输出的输出功率的上限值。
2.根据权利要求1所述的充电装置,其特征在于,
所述功率控制单元在所述输入电压大于所述下限值超过预定时间的情况下,提高所述输出功率的所述上限值。
3.根据权利要求1或2所述的充电装置,其特征在于,
所述蓄电装置是在电动汽车上搭载的蓄电装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010-069363 | 2010-03-25 | ||
JP2010069363A JP2011205758A (ja) | 2010-03-25 | 2010-03-25 | 充電装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN102201687A true CN102201687A (zh) | 2011-09-28 |
Family
ID=44586194
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011100809559A Pending CN102201687A (zh) | 2010-03-25 | 2011-03-25 | 充电装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20110234159A1 (zh) |
JP (1) | JP2011205758A (zh) |
CN (1) | CN102201687A (zh) |
DE (1) | DE102011001472A1 (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103178590A (zh) * | 2011-12-26 | 2013-06-26 | 上海大郡动力控制技术有限公司 | 用于电力驱动汽车的插电式电池充电装置及其使用方法 |
CN105024418A (zh) * | 2014-04-22 | 2015-11-04 | 英飞凌科技股份有限公司 | 线缆质量检测和电力消耗设备 |
CN106026255A (zh) * | 2016-06-23 | 2016-10-12 | 华勤通讯技术有限公司 | 一种应用于充电***的充电控制方法及充电*** |
CN106505700A (zh) * | 2015-09-04 | 2017-03-15 | 丰田自动车株式会社 | 充电装置和车辆 |
CN112994167A (zh) * | 2021-03-19 | 2021-06-18 | 维沃移动通信有限公司 | 充电装置、电子设备、充电控制方法和充电控制装置 |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5182434B2 (ja) * | 2009-11-26 | 2013-04-17 | トヨタ自動車株式会社 | 充電装置 |
JP4962555B2 (ja) * | 2009-12-15 | 2012-06-27 | トヨタ自動車株式会社 | 充電ケーブル収容装置および車両 |
CN102510816B (zh) | 2010-05-12 | 2014-08-06 | 丰田自动车株式会社 | 车辆以及车辆的控制方法 |
JP5660203B2 (ja) * | 2011-04-20 | 2015-01-28 | トヨタ自動車株式会社 | 車両の制御装置 |
DE102011111993A1 (de) | 2011-08-31 | 2013-02-28 | Volkswagen Aktiengesellschaft | Verfahren und Vorrichtung zum Laden eines Energiespeichers eines Fahrzeugs |
DE102011086287A1 (de) * | 2011-11-14 | 2013-05-16 | Siemens Aktiengesellschaft | Relais zum Schalten eines elektrischen Stromes |
JP5867587B2 (ja) | 2012-03-08 | 2016-02-24 | パナソニックIpマネジメント株式会社 | 充電ケーブル |
DE102012103213A1 (de) * | 2012-04-13 | 2013-10-17 | Keba Ag | Verfahren zum Betreiben einer Ladeanschlussvorrichtung für Elektrofahrzeuge |
US9296303B2 (en) * | 2013-08-20 | 2016-03-29 | Lear Corporation | Electric vehicle supply equipment (EVSE) assembly convertible between a cord set and a charge station |
US9463701B2 (en) * | 2014-10-15 | 2016-10-11 | Ford Global Technologies, Llc | Electrified vehicle charger |
JP6604099B2 (ja) * | 2015-09-08 | 2019-11-13 | トヨタ自動車株式会社 | 充電装置 |
JP2017063555A (ja) * | 2015-09-25 | 2017-03-30 | トヨタ自動車株式会社 | 充電装置 |
US20170294794A1 (en) * | 2016-04-08 | 2017-10-12 | Htc Corporation | Electronic system and charging method |
DE102017209450A1 (de) * | 2017-06-02 | 2018-12-06 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren zur Ermittlung der Temperatur einer Lade-Schnittstelle eines Fahrzeugs |
US20190263289A1 (en) * | 2018-02-27 | 2019-08-29 | Horsepower Electric Inc. | Emergency responder traffic signal power supply |
JP7176914B2 (ja) * | 2018-09-28 | 2022-11-22 | 株式会社小松製作所 | 充電制御装置、作業機械及び充電制御方法 |
JP6671440B1 (ja) * | 2018-09-28 | 2020-03-25 | 株式会社Subaru | ジャンクションボックス制御装置 |
KR102271474B1 (ko) * | 2019-10-24 | 2021-07-01 | (주)제주전기자동차서비스 | 전기자동차 충전기 검사장치 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1595759A (zh) * | 1999-04-09 | 2005-03-16 | 富士通株式会社 | 电池充电控制电路、电池充电设备和电池充电控制方法 |
CN1767312A (zh) * | 2004-10-29 | 2006-05-03 | 日立工机株式会社 | 电池充电设备 |
US20090278506A1 (en) * | 2008-05-09 | 2009-11-12 | Research In Motion Limited | System and method for dynamic power management of a mobile device |
CN101675570A (zh) * | 2007-04-19 | 2010-03-17 | 舒米特微电子公司 | 具有可调整电流限制的电池充电***及方法 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2726356B2 (ja) * | 1992-04-21 | 1998-03-11 | 株式会社日本プロテクター | スイッチング電源形充電器 |
US6087802A (en) * | 1995-08-24 | 2000-07-11 | James; Ellen | Lightweight, compact, on-board electric vehicle battery charger |
US6479968B1 (en) * | 2000-09-27 | 2002-11-12 | Motorola, Inc. | Method of charging a battery utilizing dynamic cable compensation |
US6950950B2 (en) * | 2001-12-28 | 2005-09-27 | Hewlett-Packard Development Company, L.P. | Technique for conveying overload conditions from an AC adapter to a load powered by the adapter |
JP3925230B2 (ja) * | 2002-02-15 | 2007-06-06 | 三菱自動車工業株式会社 | 電気自動車 |
JP3983681B2 (ja) * | 2003-01-14 | 2007-09-26 | 株式会社マキタ | 充電装置 |
US7336464B1 (en) * | 2003-08-28 | 2008-02-26 | National Semiconductor Corporation | Power limiting circuit |
US7593747B1 (en) * | 2005-07-01 | 2009-09-22 | Cisco Technology, Inc. | Techniques for controlling delivery of power to a remotely powerable device based on temperature |
US7814346B2 (en) * | 2007-03-12 | 2010-10-12 | Broadcom Corporation | System and method for continual cable thermal monitoring using cable resistance considerations in power over ethernet |
JP4798087B2 (ja) | 2007-07-10 | 2011-10-19 | トヨタ自動車株式会社 | 電力システムおよびそれを備えた車両 |
US9634516B2 (en) * | 2009-04-14 | 2017-04-25 | Ford Global Technologies, Llc | Method and system for monitoring temperature of a power distribution circuit |
US9397519B2 (en) * | 2009-04-14 | 2016-07-19 | Ford Global Technologies, Llc | Method and system for controlling current of a power distribution circuit |
US9205751B2 (en) * | 2009-04-14 | 2015-12-08 | Ford Global Technologies, Llc | Battery charging apparatus configured to reduce reactive power through a fuse caused by at least one load |
US9132741B2 (en) * | 2009-10-08 | 2015-09-15 | Ford Global Technologies, Llc | Method and system for controlling current flow through a power distribution circuit |
JP5182434B2 (ja) * | 2009-11-26 | 2013-04-17 | トヨタ自動車株式会社 | 充電装置 |
US20120153895A1 (en) * | 2010-12-20 | 2012-06-21 | Ford Global Technologies, Llc | System And Method For Controlling AC Line Current And Power During Vehicle Battery Charging |
-
2010
- 2010-03-25 JP JP2010069363A patent/JP2011205758A/ja active Pending
-
2011
- 2011-02-08 US US13/022,894 patent/US20110234159A1/en not_active Abandoned
- 2011-03-22 DE DE102011001472A patent/DE102011001472A1/de not_active Withdrawn
- 2011-03-25 CN CN2011100809559A patent/CN102201687A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1595759A (zh) * | 1999-04-09 | 2005-03-16 | 富士通株式会社 | 电池充电控制电路、电池充电设备和电池充电控制方法 |
CN1767312A (zh) * | 2004-10-29 | 2006-05-03 | 日立工机株式会社 | 电池充电设备 |
CN101675570A (zh) * | 2007-04-19 | 2010-03-17 | 舒米特微电子公司 | 具有可调整电流限制的电池充电***及方法 |
US20090278506A1 (en) * | 2008-05-09 | 2009-11-12 | Research In Motion Limited | System and method for dynamic power management of a mobile device |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103178590A (zh) * | 2011-12-26 | 2013-06-26 | 上海大郡动力控制技术有限公司 | 用于电力驱动汽车的插电式电池充电装置及其使用方法 |
CN105024418A (zh) * | 2014-04-22 | 2015-11-04 | 英飞凌科技股份有限公司 | 线缆质量检测和电力消耗设备 |
CN106505700A (zh) * | 2015-09-04 | 2017-03-15 | 丰田自动车株式会社 | 充电装置和车辆 |
CN106505700B (zh) * | 2015-09-04 | 2019-08-09 | 丰田自动车株式会社 | 充电装置和车辆 |
CN106026255A (zh) * | 2016-06-23 | 2016-10-12 | 华勤通讯技术有限公司 | 一种应用于充电***的充电控制方法及充电*** |
CN106026255B (zh) * | 2016-06-23 | 2019-08-06 | 华勤通讯技术有限公司 | 一种应用于充电***的充电控制方法及充电*** |
CN112994167A (zh) * | 2021-03-19 | 2021-06-18 | 维沃移动通信有限公司 | 充电装置、电子设备、充电控制方法和充电控制装置 |
Also Published As
Publication number | Publication date |
---|---|
US20110234159A1 (en) | 2011-09-29 |
JP2011205758A (ja) | 2011-10-13 |
DE102011001472A1 (de) | 2011-09-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102201687A (zh) | 充电装置 | |
US9627720B2 (en) | Battery pack, apparatus including battery pack, and method of managing battery pack | |
CN101617456B (zh) | 车辆电池控制装置 | |
US9829529B2 (en) | Power supply apparatus | |
US20200381784A1 (en) | Power supplying device, power storage system, and charging method | |
CN103081288B (zh) | 电池模块的充电*** | |
CN103855748B (zh) | 一种车辆的充电***及其充电方法 | |
US10873197B2 (en) | Vehicle with display for separately showing grid based SOC and solar based SOC of vehicle battery | |
WO2012102128A1 (ja) | 電池パック及び電力消費機器 | |
US20120047386A1 (en) | Control apparatus and control method | |
KR101097264B1 (ko) | 센싱보드가 내장된 배터리팩과 그것을 채용한 전력저장시스템 | |
JP6465174B2 (ja) | 蓄電装置および起動方法 | |
JP2013165635A (ja) | 電動車両 | |
CN101165963A (zh) | 电池管理***及其驱动方法 | |
CN102472793A (zh) | 电池控制***和车辆 | |
KR20130054754A (ko) | 태양광 발전 장치 연계형 전원공급시스템 | |
CN202944214U (zh) | 电动汽车的自动防御装置 | |
JPWO2020080543A1 (ja) | 蓄電システム | |
CN102951025A (zh) | 电动汽车的自动防御装置 | |
US9643502B2 (en) | Method and apparatus to monitor an on-vehicle battery charger | |
JP2014023276A (ja) | 蓄電池制御システム | |
CN112865156B (zh) | 储能***以及电力*** | |
CN205811622U (zh) | 一种充电器 | |
CN108512283A (zh) | 一种多功能充电*** | |
JP5673504B2 (ja) | 車両の充電装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110928 |